ert*_*ion 4 python django exception
我有一个方法,必须根据它们的存在返回三个对象中的一个.
我的实施
try:
return Model.objects.get(param=param)
except Model.DoesNotExist as ex:
# go to the next verification
pass
try:
return RelatedModel.objects.get(param=param).model
except RelatedMolel.DoesNotExist as ex:
# get the default model
pass
return Model.objects.get_default()
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所以对于python的大师的问题 - 它是一个比内部try/catch块更具pythonic实现还是?
try:
return Model.objects.get(param=param)
except Model.DoesNotExist as ex:
try:
return RelatedModel.objects.get(param=param).model
except RelatedModel.DoesNotExist as ex:
return Model.objects.get_default()
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